The cohomology group of weak entwining structure

The cohomology group of weak entwining structure
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DOI:
10.1007/s11425-007-0005-8
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发表时间:
2007-05
期刊:
Science in China Series A: Mathematics
影响因子:
--
通讯作者:
Ling Jia;Fang Li
Ling Jia;Fang Li
中科院分区:
其他
文献类型:
--
作者:
Ling Jia;Fang Li

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在这篇文章中,我们揭示了弱缠绕结构允许丰富的上同调理论。作为应用,我们计算了与弱余代数-Galois扩张相关的弱缠绕结构的上同调。
In this paper, we reveal that a weak entwining structure admits a rich cohomology theory. As an application we compute the cohomology of a weak entwining structure associated to a weak coalgebra-Galois extension.